2023 Kia Stonic 1.0 GT Line

Version: 1.0 T-GDi GT Line Manual FWD Euro 6 (s/s) 5dr

Price: £14,200. Fair price: £289 (1%) under the AskCar estimate of £14,489, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,685 priced Kia Stonic adverts on AskCar as of 1 November 2026.

AskCar lists 1,704 used Kia Stonic from 786 UK dealerships, as of 1 November 2026.

Overview

Make
Kia
Model
Stonic
Trim
GT Line
Version
1.0 T-GDi GT Line Manual FWD Euro 6 (s/s) 5dr
Mileage
16,776 miles
Year
2023
Fuel type
Petrol
Body type
SUV
Engine
1.0 L
Gearbox
Manual
Seats
5
CO2
132 g/km
Colour
Black
Doors
5
Driven wheels
Front Wheel Drive
Emissions standard
Euro 6

About this car

This 2023 Kia Stonic GT Line has covered 16,776 miles, around 2,100 fewer miles than is typical for its age. Its asking price of £14,200 is £289 below the AskCar estimate of £14,489. The AskCar estimate uses UK dealer asking prices, including 1,685 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 49 days ago. Its asking price has since fallen by £495. MOT records show an expiry date of 5 September 2027, and the latest recorded mileage is consistent with the advert. The seller is Wessex Garages Wessex Kia Cardiff Penarth Road, based in Cardiff.

Stock data as of 1 November 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 13 September 2026, 49 days ago. Price reduced by £495 from £14,695 since AskCar first saw it. 3 price reductions recorded, the latest seen on 31 October 2026.

Recorded asking prices
Date observedAsking price
13 September 2026£14,695
26 September 2026£14,433
4 October 2026£14,475
14 October 2026£14,500
22 October 2026£14,450
31 October 2026£14,200
1 November 2026£14,200

Price and mileage comparison

Fair price: £289 (1%) under the AskCar estimate of £14,489.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,685 priced Kia Stonic adverts across different ages and specifications, as of 1 November 2026.

Advertised mileage is about 2,100 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 5 September 2027. 16,195 miles at the last test.

Other matching cars

37 other 2023 Kia Stonic GT Line manual petrol cars are for sale at UK dealers from £10,770 to £15,665, as of 1 November 2026.

The 5 cheapest:

The 37 matching cars have covered 3,601 to 72,910 miles, compared with 16,776 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Kia Stonic cars for sale · 2023 Kia Stonic price guide

More like this

Photos

40 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.